/* ===========================================
   DR SARAH-KAY COULTER - 3D GALLERY CV
   Three.js Immersive Experience
   =========================================== */

:root {
  --color-bg: #0a0a09;
  --color-cream: #f5f2eb;
  --color-warm: #e8e2d5;
  --color-text: #1a1a18;
  --color-text-light: rgba(245, 242, 235, 0.9);
  --color-text-muted: rgba(245, 242, 235, 0.6);
  --color-accent: #8b7355;
  --color-accent-light: #a6927a;

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --transition-smooth: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===========================================
   RESET & BASE
   =========================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--color-bg);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===========================================
   CANVAS CONTAINER
   =========================================== */

#canvas-container {
  position: fixed;
  inset: 0;
  z-index: 1;
}

#canvas-container canvas {
  display: block;
}

/* ===========================================
   ENTRY OVERLAY
   =========================================== */

.entry-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  transition: opacity 1.2s ease-out;
  pointer-events: auto;
}

.entry-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.entry-content {
  text-align: center;
  color: var(--color-cream);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1.2s ease-out 0.5s forwards;
}

.entry-philosophy {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 3vw, 1.4rem);
  font-weight: 300;
  font-style: italic;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeIn 1.5s ease-out 0.3s forwards;
}

.entry-name {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 300;
  letter-spacing: 0.02em;
  margin-bottom: 0.75rem;
  line-height: 1.1;
}

.entry-iwi {
  font-family: var(--font-sans);
  font-size: clamp(0.85rem, 2vw, 1.1rem);
  font-weight: 300;
  color: var(--color-text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 4rem;
}

.entry-prompt {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  opacity: 0;
  animation: fadeIn 1s ease-out 2s forwards;
}

.entry-prompt span {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.scroll-indicator {
  width: 24px;
  height: 24px;
  color: var(--color-accent-light);
  animation: bounce 2s ease-in-out infinite;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  to { opacity: 1; }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ===========================================
   PIECE INFO (Hover/Focus Label)
   =========================================== */

.piece-info {
  position: fixed;
  bottom: 15%;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  z-index: 50;
  text-align: center;
  color: var(--color-cream);
  pointer-events: none;
  opacity: 0;
  transition:
    opacity var(--transition-fast),
    transform var(--transition-fast);
}

.piece-info.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.piece-info-hint {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  opacity: 0.8;
}

/* ===========================================
   SHOWCASE OVERLAY
   =========================================== */

.showcase-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(8, 8, 6, 0.96);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 0;
  opacity: 0;
  visibility: hidden;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  /* Hide scrollbar but keep scroll functional */
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
  transition:
    opacity var(--transition-smooth),
    visibility var(--transition-smooth);
}

/* Hide scrollbar for Chrome/Safari */
.showcase-overlay::-webkit-scrollbar {
  display: none;
}

.showcase-overlay.active {
  opacity: 1;
  visibility: visible;
}

.showcase-close {
  position: fixed;
  top: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: rgba(10, 10, 9, 0.8);
  border: 1px solid rgba(245, 242, 235, 0.2);
  border-radius: 50%;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 210;
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast),
    background var(--transition-fast);
}

.showcase-close:hover {
  color: var(--color-cream);
  border-color: rgba(245, 242, 235, 0.5);
  background: rgba(30, 30, 28, 0.9);
}

.showcase-close svg {
  width: 20px;
  height: 20px;
}

.showcase-content {
  max-width: 700px;
  width: 100%;
  min-height: 100%;
  color: var(--color-cream);
  padding: 4rem 2rem 4rem 2rem;
  transform: translateY(30px);
  opacity: 0;
  cursor: pointer;
  transition:
    transform var(--transition-smooth) 0.1s,
    opacity var(--transition-smooth) 0.1s;
}

.showcase-content a {
  cursor: pointer;
}

.showcase-overlay.active .showcase-content {
  transform: translateY(0);
  opacity: 1;
}

.showcase-overlay::-webkit-scrollbar {
  width: 6px;
}

.showcase-overlay::-webkit-scrollbar-track {
  background: rgba(245, 242, 235, 0.03);
}

.showcase-overlay::-webkit-scrollbar-thumb {
  background: rgba(245, 242, 235, 0.15);
  border-radius: 3px;
}

.showcase-overlay::-webkit-scrollbar-thumb:hover {
  background: rgba(245, 242, 235, 0.25);
}

/* Showcase typography */
.showcase-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 300;
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

.showcase-content .subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  letter-spacing: 0.03em;
}

.showcase-content .intro {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.showcase-content h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 400;
  margin: 2rem 0 1rem;
  color: var(--color-cream);
}

.showcase-content ul {
  list-style: none;
  margin-bottom: 1.5rem;
}

.showcase-content li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-light);
}

.showcase-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

.showcase-content p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

/* Showcase sections */
.showcase-section {
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(245, 242, 235, 0.1);
}

.showcase-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

/* Grant/Award items */
.item-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: baseline;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(245, 242, 235, 0.08);
}

.item-row:last-child {
  border-bottom: none;
}

.item-amount,
.item-year {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--color-accent-light);
  white-space: nowrap;
}

.item-name {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.item-meta {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: right;
}

/* Contact items */
.contact-row {
  margin-bottom: 1.5rem;
}

.contact-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.contact-value {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-cream);
}

.contact-value a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact-value a:hover {
  color: var(--color-accent-light);
}

/* ===========================================
   PROGRESS BAR
   =========================================== */

.progress-track {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(245, 242, 235, 0.1);
  z-index: 50;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: var(--color-accent);
  transition: width 0.1s ease-out;
}

/* ===========================================
   NAVIGATION HINTS
   =========================================== */

.nav-hint {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  z-index: 40;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

.nav-hint.visible {
  opacity: 0.5;
}

.nav-hint svg {
  width: 24px;
  height: 24px;
}

.nav-hint-left {
  left: 1.5rem;
}

.nav-hint-right {
  right: 1.5rem;
}

/* ===========================================
   RESPONSIVE
   =========================================== */

@media (max-width: 768px) {
  .showcase-close {
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
  }

  .showcase-content {
    padding: 5rem 1.5rem 3rem 1.5rem;
  }

  .showcase-content h2 {
    font-size: 1.75rem;
  }

  .showcase-content h3 {
    font-size: 1.1rem;
  }

  .item-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .item-meta {
    text-align: left;
  }

  .nav-hint {
    display: none;
  }

  .piece-info {
    bottom: 10%;
    padding: 0 1rem;
  }
}

/* ===========================================
   ACCESSIBILITY
   =========================================== */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.showcase-close:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}